<template>
  <div>
    <i class="el-icon-circle-plus-outline" @click="dialogFormVisible = true"></i>
    <el-dialog
        title="添加/修改图书"
        :visible.sync="dialogFormVisible"
        @close="clear">
      <el-form v-model="form" style="text-align: left" ref="dataForm">
        <el-form-item label="书名" :label-width="formLabelWidth" prop="title">
          <el-input v-model="form.title" autocomplete="off" placeholder="不加《》"></el-input>
        </el-form-item>
        <el-form-item label="作者" :label-width="formLabelWidth" prop="author">
          <el-input v-model="form.author" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="出版日期" :label-width="formLabelWidth" prop="date">
          <el-input v-model="form.date" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="出版社" :label-width="formLabelWidth" prop="press">
          <el-input v-model="form.press" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="封面" :label-width="formLabelWidth" prop="cover">
          <el-input v-model="form.cover" autocomplete="off" placeholder="图片 URL"></el-input>
          <img-upload @onUpload="uploadImg" ref="imgUpload"></img-upload>
        </el-form-item>
        <el-form-item label="简介" :label-width="formLabelWidth" prop="abs">
          <el-input type="textarea" rows="3" v-model="form.abs" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="分类" :label-width="formLabelWidth" prop="categoryId">
          <el-select v-model="form.category.id" placeholder="请选择分类">
            <el-option label="文学" value="1"></el-option>
            <el-option label="流行" value="2"></el-option>
            <el-option label="文化" value="3"></el-option>
            <el-option label="生活" value="4"></el-option>
            <el-option label="经管" value="5"></el-option>
            <el-option label="科技" value="6"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item prop="id" style="height: 0">
          <el-input type="hidden" v-model="form.id" autocomplete="off"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="onSubmit">确 定</el-button>
        <el-button @click="dialogFormVisible = false">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import ImgUpload from './ImgUpload'

export default {
  name: 'EditForm',
  components: {ImgUpload},
  data() {
    return {
      dialogFormVisible: false,
      form: {
        id: '',
        title: '',
        author: '',
        date: '',
        press: '',
        cover: '',
        abs: '',
        category: {
          id: '',
          name: ''
        }
      },
      formLabelWidth: '120px'
    }
  },
  methods: {
    clear() {
      this.form = {
        id: '',
        title: '',
        author: '',
        date: '',
        press: '',
        cover: '',
        abs: '',
        category: ''
      }
    },
    onSubmit() {
      this.$axios.post('/api/library/addBook', {
        id: this.form.id,
        cover: this.form.cover,
        title: this.form.title,
        author: this.form.author,
        date: this.form.date,
        press: this.form.press,
        abs: this.form.abs,
        category: this.form.category
      }).then(response => {
        if (response && response.status === 200) {
          this.dialogFormVisible = false
          this.$emit('onSubmit')
        }
      })
    },
    uploadImg() {
      this.form.cover = this.$refs.imgUpload.url
    }
  }
}
</script>

<style scoped>
.el-icon-circle-plus-outline {
  margin: 50px 0 0 20px;
  font-size: 100px;
  float: left;
  cursor: pointer;
}
</style>
